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问题 单项选择题

根据STCW公约的规定，船舶在什么情况下可以不必保证所有值班人员有规定的休息时间（）。

A.在紧急情况下

B.进行各种演习时

C.在其他超常工作情况下

D.A、B、C都是

答案

参考答案：D

填空题

填词完成句子，首字母已给出。

1. L_____ Sunday I went to visit my uncle.

2. Li Ping is studying for the math t_____.

3. The math problem is a l_____ difficult. I can't work it out.

4. The teacher told me to s_____ at school, because I talked in class.

5. He is thirteen. He is a m_____ school student.

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选择题

Good to see you again. It's almost three years ______ we met last time. [ ]

A. until

B. before

C. while

D. since

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